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• Adventures of Jimmy Neutron Boy Genius, The: Attack of the Twonkies

Adventures of Jimmy Neutron Boy Genius, The: Attack of the Twonkies

Cheats, codes, hints, tips, tricks, Easter eggs and game help

Bonus challenges

To unlock bonus challenges, successfully complete the Retroland level.

Bonus Jetpack race level

TO unlock and bonus Jetpack race level, successfully complete the game.

Hint: Inventions

To determine whether you can make a invention, there will be a box on the top right of the screen.

Hint: Jump higher

To jump higher, run around in circles before jumping. You will jump higher and in a circle.

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